pro·​na·​tor | \ˈprō-ˌnā-tər \

Definition of pronator 

: a muscle that produces pronation

Examples of pronator in a Sentence

Recent Examples on the Web

In 2017, the 29-year-old missed time because of an oblique strain and a pronator strain and in October Duffy underwent surgery to remove loose bodies in his left elbow. Jeff Sanders,, "Progress report: Kansas City Royals," 9 Mar. 2018 Also, these shoes don’t provide any additional stability for a severe over- or under-pronator, but the additional cushion underfoot may be enough for someone with a slight roll. The Si Staff,, "The Best Women's Running Shoes 2017," 14 Mar. 2017 He has been sidelined since spring training with a strained right flexor pronator. Matt Breen,, "Phillies say Pat Neshek's MRI shows no serious damage, return 'couple more weeks' away," 4 Apr. 2018 The reliever missed 36 games with a right pronator strain. ... USA TODAY, "Cardinals use 6-run 9th to rally past Giants 11-6," 2 Sep. 2017 Both are now on the DL, the former due to shoulder impingement, the latter due to a pronator strain which felled him after making his first quality start of the month on August 22. Jay Jaffe,, "Absolute Zero: The Kansas City Royals Can't Score and It's Killing Their Season," 29 Aug. 2017 O’ROURKE SET FOR EXAM Twins reliever Ryan O’Rourke, moved to the 60-day disabled list Monday, will visit Rangers team physician Keith Meister on Tuesday for a second opinion on his strained flexor pronator mass near his left elbow. Mike Berardino, Twin Cities, "Minnesota Twins’ Miguel Sano to appeal one-game suspension," 24 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pronator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of pronator

1615, in the meaning defined above

Keep scrolling for more

Learn More about pronator

Statistics for pronator

Look-up Popularity

Time Traveler for pronator

The first known use of pronator was in 1615

See more words from the same year

Keep scrolling for more

More Definitions for pronator


pro·​na·​tor | \ˈprō-ˌnāt-ər \

Medical Definition of pronator 

: a muscle that produces pronation

More from Merriam-Webster on pronator

Rhyming Dictionary: Words that rhyme with pronator

Comments on pronator

What made you want to look up pronator? Please tell us where you read or heard it (including the quote, if possible).


a soft lustrous wool fabric with mohair

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!